[AI CBSE 1987; AISSE 1987]
A) 0
B) $ \frac{1}{2} $
C) $ \frac{1}{3} $
D) None of these
Correct Answer: A
$ \underset{x\to 0}{\mathop{\lim }}\frac{2,{{\sin }^{2}}(x/2)}{x}=0. $ Aliter : Apply L-Hospital?s rule.
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